S3BB

{
  "schema_version": 1,
  "type": "component",
  "slug": "s3bb",
  "title": "S3BB",
  "brief": "onsemi Schottky Diodes, DO-214AA. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "diodes",
    "s3bb",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "S3BB",
    "manufacturer": "onsemi",
    "package": "DO-214AA",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Schottky Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590450024292790272",
    "parts": {
      "symbol": "s3bb.kicad_sym",
      "footprint": "s3bb.kicad_mod",
      "model_3d": "s3bb-hero.glb",
      "model_3d_plain": "s3bb-etched.glb",
      "model_3d_step": "s3bb-etched.step",
      "model_3d_step_plain": "s3bb.step",
      "lbr": "s3bb.lbr"
    },
    "distributor_links": {
      "lcsc": "C604671",
      "digikey": "1655-S3BBTR-ND",
      "mouser": "821-S3BB"
    },
    "distributor_check": {
      "checked_at": "2026-10-15T23:48:18Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "1655-S3BBTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "821-S3BB",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Cathode",
        "type": "passive",
        "description": "Cathode terminal of the S3BB rectifier, identified on the package by the color band, rated for a 100 V repetitive peak reverse voltage and 3 A average forward rectified current."
      },
      {
        "number": "2",
        "name": "Anode",
        "type": "passive",
        "description": "Anode terminal of the S3BB rectifier, opposite the cathode color band, carrying forward current up to 3 A average with an 80 A peak non-repetitive surge (8.3 ms half sine)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet gives no dedicated pinout table or drawing for the DO-214AA package. Pin assignment is; S3BB is listed under the Fairchild-era part number format (S3BB, with NRVS3BB as the automotive vari"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0393,
        "at": "2026-10-15T23:47:59"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590450024292790272",
        "pages": 7,
        "sha256": "02f9bef54af49911",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "s3bb.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.3,
          3.55,
          2.15
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "029466277d91e9f5492556be93e46611049e07115c7913880c547afa96058ed4",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "s3bb-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.3,
          3.55,
          2.15
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b0192c4151eb4050695fe609d65de846c48a6e6b35cfc081beca78b92ee3fffd",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "DO-214AA",
      "Category": "Diodes",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "02f9bef54af49911a21b38784df75d911c54b1c0bc8ac14d92d9fd76a6c15075",
      "rows": [
        {
          "name": "Repetitive Peak Reverse Voltage",
          "symbol": "VRRM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "S3BB column",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "RMS Reverse Voltage",
          "symbol": "VRMS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 70,
          "conditions": "S3BB column",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "DC Blocking Voltage",
          "symbol": "VR",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "S3BB column",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Average Forward Rectified Current",
          "symbol": "IF(AV)",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Peak Forward Surge Current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 80,
          "conditions": "8.3 ms single half sine-wave superimposed on rated load",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Instantaneous Forward Voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.15,
          "conditions": "IF = 3 A; pulse test PW = 300 µs, 1% duty cycle",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reverse Current at Rated VR",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "TJ = 25°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reverse Current at Rated VR",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "TJ = 125°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reverse Recovery Time",
          "symbol": "Trr",
          "kind": "electrical",
          "unit": "μs",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "IF = 0.5 A, IR = 1 A, Irr = 0.25 A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Typical Thermal Resistance, Junction-to-Ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 148,
          "max": null,
          "conditions": "Device mounted on FR-4 PCB, board size 76.2 mm x 114.3 mm per JESD51-3",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Typical Thermal Characteristics, Junction-to-Lead",
          "symbol": "ψJL",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 14,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction Capacitance",
          "symbol": "CJ",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "VR = 4 V, f = 1 MHz",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "s3bb"
  ],
  "discovery_pitch": "S3BB (onsemi) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "s3bb.kicad_sym",
    "s3bb.kicad_mod",
    "s3bb.glb",
    "s3bb.step",
    "s3bb.lbr",
    "docs/hero.png",
    "docs/s3bb-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "s3bb-hero.glb",
    "s3bb-hero.overlay.json",
    "s3bb-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}